Examine source code of fractal joy macro

{
  "theme": {
    "images": {
      "theme_frame": "fractaljoyMacroalto.jpg"
    },
    "colors": {
      "frame": "#c9c9c9",
      "tab_background_text": "#33ccff"
    }
  },
  "version": "2.0",
  "name": "fractal joy macro",
  "manifest_version": 2,
  "description": "circles,wheels,orbs,purple,pink,green,blue,shine,light,rainbow,\ncolorful,psychedelic,fantasy - TKS to basic fractal author :: love1008 :: on deviantART link: \n<a href=\"https://outgoing.prod.mozaws.net/v1/cd9f42105012f9521cb602bbac9c3a0596d4f19c8b2c926374450c452ce265ef/http%3A//love1008.deviantart.com/art/JoyMacro-76535473\" rel=\"nofollow\">http://love1008.deviantart.com/art/JoyMacro-76535473</a>"
}